Manuscripts
Bridge in Nancoweap Canyon. 147-ft. span
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Inscription: "The Worlds Greatest Natural Bridge, 309 ft. high, 277 ft. span, Discovered and Surveyed Aug. 14, 1909" on rock at foot of Rainbow Bridge
Manuscripts
mssMarston papers V032/0178

Inscription on leg of Rainbow Bridge reading: "The Worlds Greatest Natural Bridge, 309 ft. high, 277 ft. Span, Discovered and Surveyed Aug. 14, 1909"
Manuscripts
mssMarston papers V032/0179



